Last month, we presented at Hack In Paris (France) a XML External Entities (XXE) exploitation workshop. It showcase methods to exploit XXE with numerous obstacles. Today, we present our method to exploit XXEs with a local Document Type Declaration (DTD) file. More...
This past July, Kevin Robertson from NetSPI released a blog post entitled, “Beyond LLMNR/NBNS Spoofing – Exploiting Active Directory-Integrated DNS,” which introduced a new technique (to us at least) targeting weak default access control in Active...
This post will detail the password filter implant project we developed recently. Our password filter is used to exfiltrate Active Directory credentials through DNS. This text will discuss the technicalities of the project as well as my personal experience developing...
This blog is the outcome of my 4 months of internship at GoSecure. This research internship was goal oriented and I had to pick out of 5 different research projects. I selected a topic I knew little about in order to challenge myself: crawling and indexing data. Here,...
The story of a privileged handle… Context As virtualization technology continues to become the corporate standard, the popularity of Virtual Desktop Infrastructure (VDI) in large enterprises has been increasing. These automated environments can provision...
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